Threads Tagged with 243

12559853, 12561706, 12572035, 12572317, 241, 243, 53l, 806, 853, castings, gm, head, heads, ls1, part, springs, valve

<TECH ONLY> GM Head Casting Info

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1FastBrick on Feb 7, 2009

Feb 29, 2024 10:17 AM
by strutaeng

40

246,815

243, 53, cam, head, heads, mill, performance, truck

243 heads on 5.3

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KleanKustoms on Oct 10, 2014

Sep 24, 2021 05:49 PM
by arthursc2

13

93,725

08, 243, 48, 53, 799, chevy, difference, heads, ls1, silverado, sodium, springs, valves, vs, year, yellow

Need to know the difference between the 799 and the 243 heads!

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LS1FREEK on Sep 25, 2009

Jun 18, 2021 09:38 AM
by shakenfake

23

115,791

243, 317, 48, 60, 862, aftermarket, bigger, head, heads, lq4, mill, muldrow, putting, tec, valves

862 heads on lq4

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Zeppo on Jun 29, 2010

Jan 5, 2021 09:04 PM
by 1FastBrick

21

77,851

225, 243, afr, cast, fi, heads, ls3, ported, prc, tfs

Aftermarket Heads - CNC vs As-Cast for FI?

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BigKID on Sep 16, 2013

Oct 9, 2019 11:06 AM
by BigKID

19

19,363

243's and 08 intake

fastgmc53 on Dec 1, 2015

Dec 3, 2015 05:37 PM
by fastgmc53

2

980

243, 2camsnet, 373, 4l60e, cam, camsnet, heads, ls1340030f04, mahle, speed, texas, torquer, tq, v2, wiki

got it down to 2 cams help me decide..

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silverado2000 on Jul 20, 2011

Oct 17, 2015 03:41 PM
by projectnightcrawler

18

4,416

243, 3800, 78, 90, fast, fti, lq4, stall

LOW2001GMC from 4.3v6 > LQ4 w/243s > LQ9 w/ls3s

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low2001gmc on Oct 19, 2012

Jul 29, 2015 01:53 PM
by low2001gmc

14

15,622

2, 243, 862, chart, flow, gain, heads, hiw, hp, la, lm7, performance, polished, ported, rpm, trucks, valves, woth

does anyone have 243 vs 862 charts?

bluebommer07 on Apr 13, 2012

Mar 17, 2015 11:11 PM
by AKlowriderZ71

4

11,501

243 heads on 5.3

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Joseph Hartley on Jul 27, 2014

Jul 30, 2014 10:17 AM
by Bilster

19

9,929

Lq4 243 spark plugs?

abrown0788 on Jun 12, 2014

Jun 12, 2014 10:30 PM
by abrown0788

1

5,586

01, 07, 243, 53, 53l, 706, headers, heads, lm7, ls6, magnacharger, mill, milling, silverado, supercharger

243 Heads on 5.3

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EZDOESIT on Apr 7, 2009

Jun 6, 2014 11:08 PM
by LOBO2

16

78,686

2000, 243, 3600, 57, 81, 9902, crashed, heads, impression, job, k3500, lq4, performance, powered, silverado, swap, vbulletin, yank

figured id start a build thread since stuffs getting done

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2doorfury on Apr 25, 2012

Jun 3, 2014 06:13 PM
by 2doorfury

106

26,541

2001, 243, 53, cam, engines, gasket, gmc, head, heads, intake, swapping, z71

2001 Z71 with 5.3 help. Head gasket, heads, cam swap n some other things

Mudking96 on Apr 30, 2014

May 2, 2014 06:22 PM
by 69Camaro427

6

3,203

LS2 (51k miles) longblock or short block - 243 heads

ALL ULL C on Apr 22, 2014

Apr 23, 2014 01:31 PM
by ALL ULL C

1

1,227

243, 243s, ai, heads, job, ls, ls1tech, tea, valve, valvejob, valves, whats

243 Valve Job

L$X$10 on Apr 10, 2014

Apr 21, 2014 02:17 PM
by gnd111

7

2,986

Help me gather supplies for a 243 swap into my 5.3!

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j.mo on Jan 31, 2014

Mar 7, 2014 01:00 AM
by LOBO2

12

7,560

LQ9 with LS3 Heads - PTV Issues?

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Last Call on Feb 6, 2014

Feb 8, 2014 01:18 PM
by TXsilverado

11

7,555

243, 53, heada, heads, lq408, ls, ls6, patriot, performance, sale, stage

used patriot stage 2 ls6 heads

06blackedout on Nov 28, 2013

Feb 2, 2014 09:52 PM
by craigsix

6

2,559

03, 243, 53, cams, charge, end, gains, heads, low, lq4, ls1, mill, power, shop, top, trade

LQ4 heads

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G23crawler on Jan 14, 2014

Jan 15, 2014 09:37 PM
by G23crawler

21

8,376

243, 317, 317s, 53, boost, boosted, compression, heads, increase, mperformancetrucks, ratio, ration, wil, work

5.3 Compression Ratio for boost

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ak2007r6 on Dec 26, 2013

Dec 28, 2013 02:24 PM
by ak2007r6

18

34,278

030, 243, cam, choice, duration, heads, milled

Whos runing 243s milled on a LQ9>?

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sleeperlqx on Oct 30, 2013

Oct 31, 2013 01:33 AM
by sleeperlqx

12

12,087

Dynamometer Results & Comparisons

227230, 243, 53, 62, cam, comp, dyno, heads, performance, results, spectre, truck

Dyno Results

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gbbmk on Aug 16, 2013

Oct 23, 2013 09:28 PM
by gbbmk

19

6,408

243, 317, 60, 92, bolt, budget, fast, fit, full, heads, intake, lq4, manifold, nnbs, ons, power

lq4 bolt ons

bedtwd on Oct 22, 2013

Oct 23, 2013 06:26 PM
by grey matter 04

7

12,266

Not a truck, but I had to share with you guys.

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Fastcount03 on Mar 22, 2010

Oct 13, 2013 07:14 PM
by Fastcount03

28

4,854

GMT 800 & Older GM General Discussion

2001, 241, 243, 53, 5360, 60, 799, find, heads, mile, put, quarter, set, time, vortec

6.0 heads on 5.3 ???

littleblackz on Oct 4, 2013

Oct 7, 2013 12:47 PM
by hog

6

23,368

11, 243, 370, budget, build, builds, compression, heads, sec, silverado

370 build on a budget

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grey matter 04 on Apr 11, 2013

Sep 22, 2013 04:49 PM
by grey matter 04

45

32,865

Dynamometer Results & Comparisons

2004, 2013, 243, 53, dyno, fest, heads, lq4, mccrays, mp112, results, sport, truck, truckfest, tvs1900

Magnacharged LQ4 Dyno

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Cakes on Sep 14, 2013

Sep 18, 2013 03:58 PM
by Vortec350ss

17

16,682

243, 53, 53l, cam, chain, daily, driver, heads, ls6, swap, timing, upgraded

5.3L Cam Swap Question

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LSU627 on Aug 27, 2013

Aug 30, 2013 11:30 PM
by grey matter 04

10

3,252

2005, 243, 243s, 706, 799, 862s, head, heads, lm7, milled, ported, pushrod, pushrods, size, whats

LM7 with 243 heads

Dont4GetToWipe on Aug 17, 2013

Aug 20, 2013 10:38 AM
by Camin00

9

9,615

05, 1218, 243, 53, 918, cam, comp, compression, head, heads, lm7, pac, put, turbo, xr259hr

lm7 with 243 heads

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ryguy03sierra on Aug 8, 2013

Aug 10, 2013 10:40 AM
by Richardman1992

20

31,294

TBSS Intake,243 Heads, and NOS?

marineusmc4 on Aug 7, 2013

Aug 8, 2013 10:43 AM
by 03klugss

3

7,656

243 heads, what rods?

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gbbmk on Jul 18, 2013

Aug 5, 2013 11:20 AM
by Camin00

14

2,713

Need some info on milling 243s....

badboy956 on Jul 24, 2013

Jul 24, 2013 05:54 PM
by batboy

6

1,327

Which Heads for Lq9 with 228r

slammedbowtie89 on Jun 12, 2013

Jun 17, 2013 09:04 PM
by 1994Vmax

7

4,027

243, classifieds, cylinder, fs, hand, head, heads, heahs, houston, ls, ls1, ls6, milled, mn, motor, ported, porting, sale

FS: Ported 243 Heads

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joeyc125 on Jan 13, 2010

May 30, 2013 09:57 AM
by WhiteX

13

4,275

04, 243, 244248, 370, cam, headers, heads, houston, sale, silverado, speed, stage, texas, tx

Cam n headers for sale

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GTOLS1TRUCK on Apr 17, 2011

May 23, 2013 11:21 PM
by JiggyJay09

19

2,971

243, alu, chevy, forsale, gm, head, heads, ported, sale, stock

243 heads for sale!!!

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ltr450ryder on Feb 6, 2013

May 16, 2013 07:05 AM
by ltr450ryder

14

6,146

2000, 243, 53, 53l, asa, cam, good, mods, vortec

Cam?

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cousblake11 on May 2, 2013

May 7, 2013 02:25 PM
by 06tx4.8

16

2,402

Big Brown Truck stopped by yesterday!

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MPFD on Mar 1, 2013

Apr 21, 2013 08:12 PM
by MPFD

18

2,518

WEAPONS

243, 53, 57, chevy, fel, gasket, gaskets, gm, head, lm7, ls1, mls, number, part, pro, silverado, tech

which head gasket for 5.3?

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devink on Apr 7, 2013

Apr 9, 2013 05:50 PM
by craigsix

17

62,498

220, 220r, 243, 317, 53, block, cam, gain, heads, lq9, make, milled, power, sale, tq, tsp

243 headed lq9

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whitedakota on Jan 12, 2013

Apr 7, 2013 09:06 AM
by GMCtrk

27

78,779

Heads

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gbbmk on Mar 5, 2013

Mar 14, 2013 12:09 AM
by mcfarlnd

28

9,644

GMT 900 Trucks General Discussion

05, 243, 4x4, bang, bearing, case, front, nnbs, nnbswheelbearingnoise, noise, pick, silverado, speed, transfer, whine

Transfer case Noise

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CDN SS on Feb 22, 2013

Feb 27, 2013 09:00 PM
by CDN SS

14

4,993

243, 60, 62, calculator, cam, compression, engine, flat, gm, good, heads, ls2, ly6, ratio, top

LY6 w 243 heads and LS2 flat tops? possible compression ratio

01WS6/tamu on Feb 8, 2013

Feb 11, 2013 10:56 PM
by 01WS6/tamu

6

12,995

243, 30, 3500, 53, 706, 74, end, heads, low, ls1, mill, push, rod, shave, thousandths, tq, work

Help me plan out my engine.

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2K Silvy on Feb 5, 2013

Feb 10, 2013 06:15 PM
by 2K Silvy

20

3,848

02, 07, 243, avalanche, custom, heads, oh1z06, pics, z71

243's 08 Avalanche Z71?

OH1Z06 on Feb 10, 2013

Feb 10, 2013 01:12 PM
by OH1Z06

2

1,015

243, 53, 60, 799, budget, difference, heads, nnbs, performance, performancetrucks, stem, swap, truck, valve, y87bird00

Budget heads

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Y87bird00 on Dec 20, 2012

Jan 31, 2013 09:45 PM
by Y87bird00

37

6,078

243, 94, awd, engine, fit, frame, header, headers, heads, l92, ls3, lsx, put, s10, stainless, works

Ls3/L92 headers for s10

LsXblaze on Jan 14, 2013

Jan 24, 2013 05:43 PM
by LsXblaze

4

3,806

GMT 800 & Older GM General Discussion

243, 243s, 60, block, cqn, gasket, gaskets, gm, head, headgasket, heads, lq4, ls1, ls2, ls3, swap

lq4 w/ 243's..what head gasket? ls1 or lq4?

2doorfury on Jun 19, 2012

Jan 8, 2013 12:39 PM
by slowswb

8

23,809

2013, 243, castings, heads, ls, post, sale, stock

243 LS heads

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qwk_snd on Jan 2, 2013

Jan 7, 2013 02:26 PM
by qwk_snd

12

2,705

243 casting heads....

chevycamaro350tpi on Sep 28, 2009

Jan 6, 2013 02:10 PM
by D.J Vasquez

3

1,404

220220, 224r, 243, 30, 581581, cam, comp, dyno, milled, mod, specks, specs, speed, sst3600, stall, texas, yank

DYNO results + Cam?

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harmon6.2 on Nov 23, 2012

Nov 28, 2012 08:42 PM
by harmon6.2

12

4,160

01, 18, 243, 281, 53l, cam, change, factory, heads, lq9, rocker, rockers, swap, tahoe, xer

camless 243 and 1.8 rocker lq9

evand on Nov 24, 2012

Nov 27, 2012 10:51 AM
by Sales3@Texas-Speed

8

2,941

243, 383, 53, 706, bigger, block, build, builds, heads, loader, ls1tech, piston, skid, stroker, valves

5.3 stroker build- 243 vs 706

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damullen05silverado5.3 on Nov 18, 2012

Nov 20, 2012 10:55 PM
by dmelvin

11

11,283

New Members

2003, 243, 53, 799, chevy, fit, flow, heads, lift, ls6, max, rgv, silverado, stock, trucks

LS6 243 heads on 2003 5.3

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BUDDY23 on Oct 28, 2012

Nov 5, 2012 04:25 PM
by BUDDY23

16

52,167

05, 2001, 241, 243, 57, 60, 706, 806, big, chevy, difference, gm, heads, put, valves

Would putting heads off an 05 6.0L chevy on and 01 sierra 5.3L help any?

eds01sierra on Oct 31, 2012

Oct 31, 2012 10:28 AM
by dirt track racer 81

2

33,156

04, 243, 53, 53l, 799, compression, engine, fast, gm, heads, intake, lm4, motor, parts, performance

LM4 5,3L with 799/243

btlegacy on Apr 13, 2012

Oct 24, 2012 06:02 PM
by btlegacy

4

7,930

2001, 2004, 222226, 243, big, biggest, cam, camshaft, choppy, eps, heads, lq4, performance, reflash, stock

LQ4 DD friendly Cam?

LaCamionetaGris on Oct 16, 2012

Oct 20, 2012 12:15 AM
by 02_Orange_D1SC

8

9,979

228, 228r, 230, 243, cam, custom, level, ls1, milled, racing, tech, thunder, torq, tr, tru, trutorq, tsp228r

thunder racing trutorq lvl 2 vs TSP 228R for LQ4

sand man on Oct 1, 2012

Oct 4, 2012 01:06 PM
by DTHPROOF

6

3,861

cam piston question.

6.0l RST on Sep 6, 2012

Sep 30, 2012 11:06 PM
by Sales3@Texas-Speed

1

804

030, 212, 218, 243, 60, 799, chevy, heads, lm7, lq4, mill, milled, port, pushrod, pushrods, short

pushrod height

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SmokinHot98 on Sep 8, 2012

Sep 28, 2012 10:45 AM
by SmokinHot98

10

2,698

243, 243s, 60, 60cc, compression, cut, fly, flycut, heads, id, intake, lq9, motor, n2o, pistons, put, stage, stock, tbss

LQ9 + 60cc 243 heads - Too much compression?

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KevinF56 on Mar 6, 2012

Sep 26, 2012 11:01 PM
by 06vortecMAXls6

19

40,579

243, 799, 805, 806, 853, boost, forged, heads, lm7, milled, turbo, whats

help with head choice

kush killer on Sep 24, 2012

Sep 25, 2012 05:07 PM
by kush killer

9

1,013

FORCED INDUCTION

227, 227243, 243, cam, comp, heads, lsr, silverado

Comp LSR Cam 227-243 on 114

sks355 on Sep 23, 2012

Sep 23, 2012 08:29 PM
by sks355

0

905

08, 2008, 243, 411, 53, body, cable, delete, dod, pcm, swap, throttle, work

2008 5.3 dod delete

lowchevytrucks8503 on Sep 15, 2012

Sep 16, 2012 12:02 PM
by iamkeniff

4

1,443

243, companies, heads, houston, houstonperformancetruck, performance, petrformances, powered, truck, trucks, trucksnet, vbulletin

Houston Performance Truck Shootout

chevysten on Sep 15, 2012

Sep 15, 2012 09:39 AM
by chevysten

0

1,009

Events & Show Discussion

2006, 243, 53, 53l, 706, 862, boost, cam, cracked, heads, ls1, milled, silverado, stock, vehicles

706 Heads with Boost?

Ferocity02 on Sep 7, 2012

Sep 8, 2012 12:32 AM
by AKlowriderZ71

5

16,245

FORCED INDUCTION

243, 48, 799, casting, college, gen, gm, head, heads, iv, pistons, powered, station, texas, vbulletin

Gen III vs Gen IV

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WICK3DxGATA on Sep 2, 2012

Sep 3, 2012 09:45 AM
by RS/SS 4.8

11

19,294

Trucks and SUV Classifieds

2007, 234239, 243, 418, 418tbss, cam, custom, dailydriver, futral, heads, ls, performance, performancetrucks, tbss, trucks

Wtt/fs 2007 418 tbss

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Cougaar55 on Jun 16, 2012

Aug 29, 2012 08:28 AM
by Cougaar55

11

3,359

14, 2007, 243, 53, c5, cam, cammed, chevy, compression, heads, ls, price, pricing, silverado, stock, times, turn, vette, z06

243 Z06 Heads and Cam On an '03 5.3

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bluebird71 on Aug 19, 2012

Aug 27, 2012 11:33 PM
by bluebird71

32

47,806

243, engine, exhaust, heads, l76, put, sound

L76 questions

work in progress on Aug 21, 2012

Aug 21, 2012 10:24 PM
by work in progress

5

2,077

2012, 243, 53, 53l, cam, cars, colorado, engine, engines, gm, heads, ls6, performance, trucks, vehicles

243 heads found on LH8/LH9 2009-2012 5.3L Colorado? On a 4.8L with a LS6 cam?

lr4 colorado v8 on Aug 19, 2012

Aug 19, 2012 04:11 PM
by lr4 colorado v8

0

3,084

deck surface questions before swapping heads

blksilverado on Aug 9, 2012

Aug 9, 2012 11:47 PM
by 1FastBrick

5

1,569